Table 2.

Comparison of changes brought in the assessment parameters with experimental vehicles

Comparison	P value fora:
	Net decline in avg body wt	Bacterial load in lungs
Distilled water vs oil	0.0471*	0.0016**
CMC vs distilled water	NS	NS
CMC vs oil	0.017*	0.0007#
DMSO vs distilled water	NS	NS
DMSO vs oil	NS	0.0021**
Tween 80 vs distilled water	NS	NS
Tween 80 vs oil	NS	0.0060**

^aNS, not significant;

^*, statistically significant;

^**, very significant;

^#, extremely significant.